virtio: add names to virtqueue struct, mapping from devices to queues.

Add a linked list of all virtqueues for a virtio device: this helps for
debugging and is also needed for upcoming interface change.

Also, add a "name" field for clearer debug messages.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

2 files changed, 3 insertions, 3 deletions

diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c
index 86e83f883139..2aeafcea95fe 100644
--- a/drivers/char/hw_random/virtio-rng.c
+++ b/drivers/char/hw_random/virtio-rng.c
@@ -94,7 +94,7 @@ static int virtrng_probe(struct virtio_device *vdev)
         int err;
 
         /* We expect a single virtqueue. */
-        vq = vdev->config->find_vq(vdev, 0, random_recv_done);
+        vq = vdev->config->find_vq(vdev, 0, random_recv_done, "input");
         if (IS_ERR(vq))
                 return PTR_ERR(vq);
 
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index ff6f5a4b58fb..58684e4a0814 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -202,13 +202,13 @@ static int __devinit virtcons_probe(struct virtio_device *dev)
         /* Find the input queue. */
         /* FIXME: This is why we want to wean off hvc: we do nothing
          * when input comes in. */
-        in_vq = vdev->config->find_vq(vdev, 0, hvc_handle_input);
+        in_vq = vdev->config->find_vq(vdev, 0, hvc_handle_input, "input");
         if (IS_ERR(in_vq)) {
                 err = PTR_ERR(in_vq);
                 goto free;
         }
 
-        out_vq = vdev->config->find_vq(vdev, 1, NULL);
+        out_vq = vdev->config->find_vq(vdev, 1, NULL, "output");
         if (IS_ERR(out_vq)) {
                 err = PTR_ERR(out_vq);
                 goto free_in_vq;